Q: What are the prime factors of the number 7,720,176?

 A: 2, 3, 17, 9461

Why are those the prime factors of the number 7,720,176?

Prime factors are the prime numbers that can be multipled together to equal the original number. You find the factors by dividing by prime numbers. It is best shown by creating a Factor Tree.

Factor Tree for the number 7,720,176

7,720,176
Factor Arrows
23,860,088
Factor Arrows
21,930,044
Factor Arrows
2965,022
Factor Arrows
2482,511
Factor Arrows
3160,837
Factor Arrows
179,461

The numbers in bold above are the prime factors. If there are multiples, you only count them one time. This leads us to our prime factors of:

2, 3, 17, 9461

We can check our work by multiplying all of the prime factors together: 2 x 2 x 2 x 2 x 3 x 17 x 9,461 = 7,720,176

This can also be written as 24 x 31 x 171 x 9,4611 = 7,720,176

If you would like to know more, or need additional explanation, please review our prime factorization explanation.


More Examples

Here are some more numbers to try:

Try the factor calculator

Explore more about the number 7,720,176:


Ask a Question